<p>Madhya Pradesh Chief Minister Shivraj Singh Chouhan Tuesday announced a Central Bureau of Investigation (CBI) probe into the killing of Indian Police Service (IPS) officer Narendra Kumar on Holi day.<br /><br /></p>.<p>Narendra Kumar's family as well as opposition parties had been demanding a CBI probe into the murder. <br /><br />On March 8, the 2009 batch Indian Police Service (IPS) officer was mowed down by a tractor-trolley, being driven by an alleged member of the mining mafia, when he tried to stop the vehicle carrying illegally-quarried stones in Morena district of Madhya Pradesh.<br />Chouhan had earlier ordered a judicial probe.</p>
<p>Madhya Pradesh Chief Minister Shivraj Singh Chouhan Tuesday announced a Central Bureau of Investigation (CBI) probe into the killing of Indian Police Service (IPS) officer Narendra Kumar on Holi day.<br /><br /></p>.<p>Narendra Kumar's family as well as opposition parties had been demanding a CBI probe into the murder. <br /><br />On March 8, the 2009 batch Indian Police Service (IPS) officer was mowed down by a tractor-trolley, being driven by an alleged member of the mining mafia, when he tried to stop the vehicle carrying illegally-quarried stones in Morena district of Madhya Pradesh.<br />Chouhan had earlier ordered a judicial probe.</p>